The longest border in the world between two countries is___________?
Correct answer: B. International boundary (between USA and Canada)
- A. Radcliffe Line (between India and Pakistan)
- B. International boundary (between USA and Canada)
- C. Durand line (between Pakistan and Afghanistan)
- D. None
Explanation
The International Boundary between the United States and Canada extends for about 8,891 kilometres, the longest border between two countries. The Radcliffe Line and Durand Line are important regional boundaries but are much shorter.
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